China supplier Nmrv Worm Shaft Reduces RV Series Worm Gear Gearboxes wholesaler

Product Description

 

Product Parameters

Editing and broadcasting of main materials

1. Body, die-casting aluminum alloy;

2. Worm shaft, 20 Crq steel, high temperature treatment;

3. Worm gear, nickel bronze alloy;

4. Aluminum alloy body, sandblasting and surface anti-corrosion treatment;

5. Cast iron body, painted with bIu RA5571.

Regular center distance specification editing and broadcasting

Center distance: 130 (unit: mm).

Output hole/shaft diameter: 11, 14, 18, 25, 28, 35, 42, 45 (unit: mm)

Detailed Photos

 

NMRV-063-30-VS–AS-80B5-0.75KW-B3

NMRV

Means hole-input with flange

NRV

Means shaft-input without flange

063

Centre-to-centre spacing of worm-gear speed reducer

30

ratio

VS

Double input shaft

F1(FA)

Flange putput shaft

AS

Single output shaft

AB

Double output shaft

PAM

 

80B5

Motor mounting facility

0.75KW

 

B3

Mounting position

N2

NRV571

NRV030

NRV040

NRV050

NRV063

NRV075

NRV090

NRV110

NRV130

400

390

530

1571

1400

1830

2160

2390

3571

3950

250

460

620

1200

1650

2150

2520

2800

3530

4610

150

550

740

1420

1960

2450

2990

3310

4180

5470

100

630

850

1620

2250

2910

3430

3800

4790

6260

60

740

1000

1920

2660

3450

4060

4500

5680

7420

40

850

1150

2200

3050

3950

4650

5150

6500

8500

25

990

1350

2570

3570

4620

5440

6571

7600

9940

10

1350

1830

3490

4840

6270

7380

8180

10320

13500

 

 

 

 

 

 

 

 

 

 

A

50

65

84

101

120

131

162

191

203

B

38

50

64

76

95

101

122

151

163

Use and safety guarantee

1. Please check and confirm the matching intensity between worm gear reducer and mechanical equipment before use to assure that it is in the safety range of worm gear reducer performance parameters
2. Worm gear reducer has filled with WA460 lubricating oil. Please replace the lubricating oil after the first starting of 400 hours and after then 4000 hours for lubricating oil replacing cycle
3. There should be enough lubrication in worm gear box and keep regular check with the oil level.
4. When installation. please be careful to avoid sharp instruments bruising the oil seals on output shaft to cause leakage
5. Please confirm the rotation direction before mechanical connection. If the rotation direction is not correct, it will possible injury or damage the devices
6. Please set safety covers in rotating position to avoid of injuring
7. Please pay full attention: it is very dangerous if there is off or falling when movin

Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Expansion
Gear Shape: Bevel Gear
Step: Single-Step
Type: Gear Reducer
Samples:
US$ 30/Piece
1 Piece(Min.Order)

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Request Sample

nmrv gearbox

Replacing Parts vs. Replacing the Whole NMRV Gearbox

Whether to replace parts or the entire NMRV gearbox depends on the extent of the issue and the availability of replacement parts:

Replacing Parts: If a specific component is faulty or worn, you can often replace that part. This is a cost-effective solution and is feasible when the damage is isolated to a single component.

When to Replace Parts:

  • Minor wear on gears, bearings, or seals.
  • Specific components are damaged, but the rest of the gearbox is in good condition.

Replacing the Whole Gearbox: If multiple components are severely damaged, the gearbox housing is cracked, or the gearbox repeatedly experiences issues, replacing the entire unit might be a better option.

When to Replace the Whole Gearbox:

  • Severe damage to multiple components.
  • Cracks or damage to the gearbox housing.
  • Frequent breakdowns and repairs.

Professional Assessment: In some cases, it’s best to consult a professional technician to assess the situation and provide recommendations. They can guide you on whether to replace parts or the entire unit based on the specific circumstances.

Ultimately, the decision between replacing parts and replacing the whole NMRV gearbox depends on factors such as the extent of damage, cost considerations, and the expertise of professionals.

nmrv gearbox

Lifespan of an NMRV Gearbox

The lifespan of an NMRV (worm gear) gearbox can vary based on several factors, including the quality of manufacturing, proper maintenance practices, operating conditions, and the specific application it is used for. However, when designed, manufactured, and maintained properly, NMRV gearboxes can have a long and reliable service life.

High-quality NMRV gearboxes that are made from durable materials, precisely machined, and assembled with care tend to have a longer lifespan. Regular maintenance, including proper lubrication, inspection, and addressing any signs of wear or damage, can significantly extend the gearbox’s operational life.

The operating conditions in which the gearbox is used also play a role in determining its lifespan. Factors such as load, temperature, speed, and environment can impact the wear and tear on the gearbox components.

It’s important to follow the manufacturer’s recommendations for maintenance intervals and procedures to ensure optimal performance and longevity of the NMRV gearbox. By adhering to these guidelines and addressing any issues promptly, users can expect an NMRV gearbox to provide reliable service for many years.

nmrv gearbox

Working Principle of an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:

The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.

As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.

One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.

The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.

China supplier Nmrv Worm Shaft Reduces RV Series Worm Gear Gearboxes   wholesaler China supplier Nmrv Worm Shaft Reduces RV Series Worm Gear Gearboxes   wholesaler
editor by CX 2023-10-25